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Silicon nitride(Si3N4

Silicon nitride has a high covalent bond and is excellent in high-temperature strength, oxidation resistance and chemical resistance.

Special Si3N4

Product Characteristics Usage
ASN-5 High strength
Abrasion-resistant components of powder and slurry handling equipment

Characteristics Chart

Mechanical characteristics:

  Characteristics Density
g/cm3
Coefficient of elasticity
GPa
Bending strength
MPa
Hardness
GPa
Fracture toughness
MPa√m
Standard product ASN-5 3.2 290 720 14 5

Heat/electrical characteristics

Characteristics Coefficient of thermal expansion
×10-6/K
Thermal shock resistance
K
Coefficient of thermal conductivity
W/m・K
Electrical resistance
Ω・cm
Dielectric strength
kV/mm
Dielectric constant Dielectric loss
×10-4
Standard product ASN-5 2.3 700 26 >1014 >10 8 3

Usage

  • Components for molten aluminum baths
  • Heat-resistant nozzles
  • Welding tools and jigs

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